Affordable technologies and solutions for subsistence agriculture at the BoP
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Affordable technologies and solutions for subsistence agriculture at the BoP
Greywater Towers
A greywater tower is a circular bag, which is filled with soil, ash and/or compost mixture and a gravel column at the centre. It is used to treat and…
Anaerobic Digestion (Organic Waste)
Anaerobic biogas digesters are airtight reactors in which organic waste is decomposed and transformed into biogas by a biological process called…
Planting Pits
Planting pits are used as a precipitation harvesting method to prevent water runoff and thereby increase infiltration and reduce erosion. Basically,…
Mulching
Mulch is a material placed on the soil surface to maintain moisture, reduce weed growth, mitigate soil erosion and improve soil conditions. Mulching…
(Co-) composting (Small-scale)
Composting at the household level is an important method for managing organic waste, which is normally the largest portion of household waste.…
Drip Irrigation
Drip irrigation is a technique in which water flows through a filter into special drip pipes, with emitters located at different spacing. Water is…
Subsurface Drip Irrigation
Subsurface drip irrigation is a variation from conventional surface drip irrigation techniques. By minimising evaporation it uses water more…